VC管【英文主题词】: bend testing;polyvinyl chloride;fracture toughness;pipes;definition;unplasticized polyvinyl chloride;plastic pipes;plastics;pressure pipes;pvc-pipes;definitions;breaking strength【摘要】: This International Standard specifies a method for determining the minimum fracture toughness, after a specified loading time, of unplasticized poly(vinyl chloride) (PVC-U) pressure pipes. It also makes provision for measuring alternative levels of fracture toughness.【中国标准分类号】: G33【国际标准分类号】: 23_040_20【页数】: 14P;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |